SISYS Calculator with 6 Inch Erasable Writing Tablet, 12-Digit Calculator School Desk Calculator Solar Battery Dual Powered, Portable Basic Calculator Notepad for Home Office School, Black

【Portable basic calculator】Weighing only 135 grams and measuring 14.9 * 8.9 * 1.3 cm, this pocket calculator is very portable, so it can be quickly removed and used when needed. The desktop calculator has a flip-top design. Ideal for taking quick notes, phone calls and meeting minutes.
【Calculator with writing tablet】Combination calculator and writing pad with touch pen fixed to the side of the school calculator allows you to write while calculating. The clear 12-digit display enhances learning and productivity.
【Quiet design】The keyboard of the calculator school scientific is made of high-quality silicone, more comfortable to touch, no noise during keystrokes, and this desktop calculator is suitable for many usage scenarios such as office business, accounting, student learning and so on.
【Calculator with solar and battery dual power】Batteries power this calculator and writing pad. When the battery runs out, the solar panel can still power the school calculator, which is very convenient.
【Locked and delete design】You can save notes by clicking the lock button on the standard pocket calculator. If you want to delete the note, click on the delete button to delete it.